The Swedish telecoms equipment maker says that it tried to come to terms with Apple through arbitration. That effort has expired though, prompting the lawsuit over global licensing of intellectual property for mobile technologies.

Sony Ericsson follows up its ultrastylish Xperia Arc with the Xperia Arc S, a slightly faster version of the posh European model that runs Android 2.3 Gingerbread and rocks a powerful camera. Its high price, single-core CPU, and slow data speeds will leave Android experts wanting more.